AD7380 datasheet(4/31 Pages) AD

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AD7381-4

Data Sheet

Rev. 0 | Page 4 of 31

VCC = 3.0 V to3.6 V, VLOGIC = 1.65 V to 3.6 V, VREF = 2.5 V, TA = −40°C to +125°C, no oversampling enabled, unless otherwise noted.

Table 3.

Parameter

Test Conditions/Comments

Min

Typ

Max

Unit

SAMPLING DYNAMICS

Input Bandwidth

At −0.1 dB

6.6

MHz

At −3 dB

26.8

MHz

Aperture Delay

Aperture Delay Match

46.8

145

Aperture Jitter

REFERENCE INPUT/OUTPUT

VREF Input Voltage Range

External reference

2.49

3.4

VREF Input Current

0.9

1.2

VREF Output Voltage

−40°C to +125°C

2.495

2.5

2.505

VREF Temperature Coefficient

ppm/°C

VREF Noise

µV rms

DIGITAL INPUTS (SCLK, SDI, CS)

Logic Levels

Input Low Voltage (VIL)

0.2 ×

VLOGIC

Input High Voltage (VIH)

0.8 × VLOGIC

Input Low Current (IIL)

−1

µA

Input High Current (IIH)

−1

µA

DIGITAL OUTPUTS (SDOA, SDOB, SDOC, SDOD/ALERT)

Output Coding

Twos complement

Bits

Output Low Voltage (VOL)

Current sink (ISINK) = 300 µA

0.4

Output High Voltage (VOH)

Current source (ISOURCE) = −300 µA

VLOGIC − 0.3

Floating State Leakage Current

±1

µA

Floating State Output Capacitance

POWER SUPPLIES

VCC

3.0

3.3

3.6

External reference = 3.3 V

3.15

3.3

3.6

VLOGIC

1.65

3.6

VCC Supply Current (IVCC)

Normal Mode (Operational)

Normal Mode (Static)

1.7

Shutdown Mode

101

200

µA

VLOGIC Current (IVLOGIC)

Analog inputs at positive full scale

Normal Mode (Static)

200

Normal Mode (Operational)

7.3

Shutdown Mode

200

Power Dissipation

Total (PTOTAL)

163.1

180

VCC Power (PVCC)

Normal Mode (Operational)

136.8

151.2

Normal Mode (Static)

6.1

7.2

Shutdown Mode

363.6

720

µW

VLOGIC Power (PVLOGIC)

Analog inputs at positive full scale

Normal Mode (Static)

720

Normal Mode (Operational)

26.3

Shutdown Mode

720

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